Description

Trimethylolmelamine Resin is a versatile, cross-linking amino resin derived from melamine, offering excellent thermal stability and chemical resistance. This compound is a key intermediate for producing high-performance, durable coatings and adhesives that require enhanced surface hardness and weatherability. It is essential for manufacturers in the paints & coatings, textile finishing, paper processing, and adhesive industries seeking to improve product durability and performance.

Application

• Cross-linking Agent for Coatings: Used in thermosetting industrial paints, automotive topcoats, and coil coatings to provide excellent hardness, gloss, and resistance to chemicals and weathering.
• Textile Finishing Resin: Imparts durable press (DP) and wrinkle-resistant properties to fabrics, as well as improving dimensional stability and water repellency.
• Paper Saturation & Impregnation: Enhances the wet strength, stiffness, and grease resistance of specialty papers and decorative laminates.
• Adhesive Formulation: Serves as a curing agent in wood adhesives (e.g., for plywood and particleboard) and high-strength industrial bonding applications.
• Molding Compounds: A component in the production of heat-resistant and electrically insulating molded parts for the electrical and automotive sectors.
• Surface Modifier: Used to modify the surface properties of various substrates to improve adhesion, printability, and coating receptivity.

Basic Information

Product Name	Trimethylolmelamine Resin
CAS No.	51505-94-3
Molecular Formula	C9H15N6O3
Molecular Weight	255.26 g/mol
Synonyms	Trimethylolmelamine; 1,3,5-Triazine-2,4,6-triamine, N,N',N''-tris(hydroxymethyl)-; Hexamethylolmelamine (partial methylol form); Melamine-formaldehyde resin, methylated; Methylated melamine resin; TMM Resin; Amino Crosslinking Resin; HMMM (Hexamethoxymethylmelamine) precursor
EINECS	Contact for details

Quality Control

Our Trimethylolmelamine Resin is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and key physical parameters is provided with every shipment to guarantee traceability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to structure
Assay (Trimethylolmelamine Content)	Min. 95%
Melting Point	Contact for details
Moisture Content	Max. 2.0%
Solubility	Soluble in water and polar organic solvents

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.